// Copyright 2021 Datafuse Labs
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use std::sync::LazyLock;
use std::sync::Mutex;
use std::sync::MutexGuard;

use prometheus_client::registry::Registry;

pub static REGISTRY: LazyLock<Mutex<Registry>> = LazyLock::new(|| Mutex::new(Registry::default()));

pub fn load_global_registry() -> MutexGuard<'static, Registry> {
    REGISTRY.lock().unwrap()
}
